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GYMNOSPERMS. What are gymnosperms? NAKED SEEDS NEEDLIKE OR SCALELIKE LEAVES.

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Presentation on theme: "GYMNOSPERMS. What are gymnosperms? NAKED SEEDS NEEDLIKE OR SCALELIKE LEAVES."— Presentation transcript:

1 GYMNOSPERMS

2 What are gymnosperms?

3 NAKED SEEDS

4 NEEDLIKE OR SCALELIKE LEAVES

5

6 What characteristic do gymnosperms share? 1. They live only in hot, dry climates. 2. They produce naked seeds. 3. They are trees. 4. They grow cones.

7 What characteristic do gymnosperms share? 2. They produce naked seeds.

8 CYCADS

9

10 GINKO

11 GNETOPHYTES

12 CONFIERS

13 The most diverse group of gymnosperms are the 1. cycads. 2. ginkgoes. 3. gnetophytes. 4. conifers.

14 The most diverse group of gymnosperms are the 4. conifers.

15 FOSSILIZED POLLEN PINE TREE POLLEN

16

17 )

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20 Plants that produce seeds … 1. do not need cuticles on their leaves. 2. transport the seeds in vascular tissue. 3. can live in dry environments. 4. do not need vascular tissue.

21 Plants that produce seeds … 3. can live in dry environments.


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